Finding the Fourth Proportional to 105,868.53, 146,091.94 and 58,117.82

Step by Step Solution

1. Step 1: Write the proportion equation
   105,868.53 : 146,091.94 = 58,117.82 : x
2. Step 2: Convert to fraction form
   105,868.53/146,091.94 = 58,117.82/x
3. Step 3: Cross multiply
   105,868.53x = 146,091.94 × 58,117.82
4. Step 4: Simplify right side
   105,868.53x = 8,490,544,196.62
5. Step 5: Solve for x
   x = 8,490,544,196.62/105,868.53
6. Step 6: Final answer
   x = 80,198.94